... 堵漏剂lost circulation materials 水敏性页岩water-sensitive shale 膨润土的预水化pre-hydrated bentonite ...
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It had successfully solved the problem in stability of water - sensitive mud shale and it showed good economical benefit.
该体系的应用解决了强水敏泥页岩的稳定问题，具有良好的经济效益。
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